How long is the flight from Houston to London Heathrow Airport?

Departing from Houston to London Heathrow Airport will take you 9h 15m. Airlines will cover a distance of 4820 mi. This flight may include one or multiple stops.

What are the cheapest airlines flying from Houston to London Heathrow Airport round-trip?

Cheapflights users have booked flights from Houston to London Heathrow Airport round-trip from £369. Other airlines that can offer you cheap pricing are Lufthansa, from £381, and United Airlines, from £437. These flights start at 45% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Houston to London Heathrow Airport one-way?

The cheapet airlines for a one-way flight from Houston to London Heathrow Airport are United Airlines (£209), British Airways (£291), and Lufthansa (£297).

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What are the most popular airlines that fly from Houston to London Heathrow Airport?

The most popular airlines flying from Houston to London Heathrow Airport are British Airways, United Airlines and Lufthansa. Something to consider prior to booking your flight.

Can I find deals for flights from Houston to Heathrow that include hotel bookings?

Yes. In addition to deals on Houston to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Houston to Heathrow?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Houston to Heathrow.

Can I find deals for business class flights from Houston to Heathrow?

Yes. Cheapflights offers flight deals from Houston to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£242+ Cheap Flights from Houston to London Heathrow Airport

Cheap flight deals from Houston to Heathrow

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Houston to Heathrow
Explore the most affordable flight options available from Houston to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 August 2026.

Mon 21/915:25 -

1 stop16h 25m

Tue 6/1019:15 -

1 stop24h 05m

Deal found 24/8£614

Mon 21/911:48 -

1 stop26h 57m

Tue 6/1008:40 -

1 stop32h 54m

Deal found 24/8£626

Sun 1/1111:50 -

1 stop13h 20m

Thu 12/1106:50 -

2 stops20h 49m

Deal found 23/8£628

Sat 21/1108:00 -

1 stop22h 50m

Sun 29/1115:15 -

2 stops37h 00m

Deal found 24/8£631

Sun 6/918:00 -

1 stop33h 30m

Sun 27/908:15 -

1 stop32h 43m

Deal found 23/8£633

Wed 7/1015:25 -

1 stop34h 15m

Wed 14/1006:30 -

1 stop12h 50m

Deal found 23/8£634

Mon 21/906:00 -

1 stop18h 25m

Tue 6/1009:20 -

1 stop13h 13m

Deal found 24/8£635

Mon 21/920:15 -

Nonstop9h 20m

Tue 6/1013:40 -

Nonstop10h 15m

Deal found 24/8£636

Thu 19/1113:50 -

1 stop17h 00m

Mon 30/1112:15 -

2 stops37h 42m

Deal found 23/8£636

Fri 27/1113:50 -

1 stop17h 00m

Wed 2/1212:15 -

2 stops25h 42m

Deal found 24/8£637

Sun 20/911:02 -

1 stop13h 28m

Tue 6/1008:15 -

1 stop14h 10m

Deal found 23/8£638

Wed 30/910:00 -

1 stop18h 00m

Fri 30/1006:30 -

1 stop13h 30m

Deal found 23/8£639

Best flights from Houston to Heathrow
Discover carefully curated flight deals from Houston to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 August 2026.

Tue 3/1116:25 -

Nonstop9h 15m

Thu 19/1106:35 -

1 stop15h 45m

Deal found 24/8£643

Mon 21/918:49 -

1 stop12h 26m

Mon 28/920:55 -

1 stop22h 25m

Deal found 22/8£646

Wed 23/911:00 -

1 stop13h 25m

Wed 30/909:55 -

2 stops18h 44m

Deal found 24/8£653

Mon 2/1108:05 -

2 stops20h 45m

Mon 9/1120:35 -

2 stops32h 20m

Deal found 25/8£761

Wed 4/1112:03 -

3 stops22h 22m

Wed 2/1210:20 -

2 stops19h 32m

Deal found 22/8£800

Fri 16/1021:10 -

Nonstop9h 15m

Mon 19/1015:15 -

1 stop15h 21m

Deal found 26/8£848

Mon 21/911:00 -

1 stop14h 15m

Tue 6/1009:55 -

2 stops19h 08m

Deal found 24/8£653

Wed 25/1119:00 -

Nonstop9h 15m

Wed 2/1207:30 -

1 stop36h 30m

Deal found 25/8£666

Sun 20/906:00 -

2 stops18h 45m

Tue 6/1006:15 -

2 stops16h 18m

Deal found 23/8£707

Tue 20/1011:12 -

1 stop14h 03m

Thu 29/1006:20 -

2 stops21h 43m

Deal found 26/8£659

Sat 14/1113:46 -

2 stops19h 44m

Thu 19/1112:25 -

2 stops28h 20m

Deal found 22/8£801

Mon 21/915:20 -

2 stops16h 25m

Mon 28/917:35 -

1 stop26h 05m

Deal found 23/8£665

Thu 22/1016:25 -

Nonstop9h 20m

Sun 8/1112:05 -

Nonstop10h 35m

Deal found 23/8£738

Wed 4/1111:12 -

2 stops17h 18m

Wed 11/1106:30 -

2 stops22h 51m

Deal found 27/8£745

Thu 8/1016:25 -

Nonstop9h 20m

Sun 11/1007:25 -

1 stop15h 15m

Deal found 23/8£739

Sun 27/906:00 -

2 stops18h 45m

Tue 13/1006:15 -

2 stops16h 18m

Deal found 25/8£752

Sun 18/1006:09 -

1 stop18h 16m

Sat 31/1006:20 -

2 stops21h 43m

Deal found 23/8£696

Sat 26/906:00 -

1 stop18h 25m

Tue 6/1008:40 -

2 stops20h 23m

Deal found 27/8£779

Sat 21/1119:00 -

Nonstop9h 15m

Sun 29/1113:00 -

1 stop14h 39m

Deal found 22/8£799

Thu 22/1011:12 -

1 stop13h 13m

Sun 8/1108:55 -

1 stop13h 38m

Deal found 23/8£748

Fri 16/1011:12 -

2 stops17h 08m

Sat 24/1012:25 -

2 stops16h 38m

Deal found 24/8£752

Mon 21/916:25 -

Nonstop9h 20m

Mon 28/909:30 -

1 stop14h 20m

Deal found 26/8£864

Sat 26/1218:50 -

1 stop29h 35m

Sat 9/108:55 -

1 stop13h 35m

Deal found 22/8£767

Mon 5/1011:26 -

2 stops14h 14m

Sun 18/1006:30 -

2 stops20h 47m

Deal found 24/8£857

Find flight deals from Houston to Heathrow

Round-trip from	£614
One-way from	£242
Popular in	June
Cheapest in	January
Average price	£865

Virgin Atlantic
21/9-6/10
2 total stops
40h 30m total
Houston to London

Search Deals

JetBlue
20/9
1 total stop
15h 42m total
Houston to London

Search Deals

Highest demand for flights based on searches. 21% potential increase in price (£136 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£22 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Houston to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

HoustonLondon

IAH Houston George Bush Intcntl - LHR London Heathrow

IAHLHR

Houston George Bush Intcntl

Tue 3/11

16:25-07:40

Nonstop9h 15m

London Heathrow

Thu 19/11

06:35-16:20

1 stop15h 45m

£643

HoustonLondon

IAH Houston George Bush Intcntl - LHR London Heathrow

IAHLHR

Houston George Bush Intcntl

Mon 21/9

18:49-13:15

1 stop12h 26m

London Heathrow

Mon 28/9

20:55-13:20

1 stop22h 25m

£646

HoustonLondon

HOU Houston Hobby - LHR London Heathrow

HOULHR

Houston Hobby

Wed 23/9

11:00-06:25

1 stop13h 25m

London Heathrow

Wed 30/9

09:55-22:39

2 stops18h 44m

£653

HoustonLondon

HOU Houston Hobby - LHR London Heathrow

HOULHR

Houston Hobby

Mon 21/9

11:00-07:15

1 stop14h 15m

London Heathrow

Tue 6/10

09:55-23:03

2 stops19h 08m

£653

HoustonLondon

HOU Houston Hobby - LHR London Heathrow

HOULHR

Houston Hobby

Tue 20/10

11:12-07:15

1 stop14h 03m

London Heathrow

Thu 29/10

06:20-23:03

2 stops21h 43m

£659

HoustonLondon

IAH Houston George Bush Intcntl - LHR London Heathrow

IAHLHR

Houston George Bush Intcntl

Mon 21/9

15:20-13:45

2 stops16h 25m

London Heathrow

Mon 28/9

17:35-13:40

1 stop26h 05m

£665

HoustonLondon

IAH Houston George Bush Intcntl - LHR London Heathrow

IAHLHR

Houston George Bush Intcntl

Wed 25/11

19:00-10:15

Nonstop9h 15m

London Heathrow

Wed 2/12

07:30-14:00

1 stop36h 30m

£666

HoustonLondon

HOU Houston Hobby - LHR London Heathrow

HOULHR

Houston Hobby

Sun 18/10

06:09-06:25

1 stop18h 16m

London Heathrow

Sat 31/10

06:20-23:03

2 stops21h 43m

£696

HoustonLondon

HOU Houston Hobby - LHR London Heathrow

HOULHR

Houston Hobby

Sun 20/9

06:00-06:45

2 stops18h 45m

London Heathrow

Tue 6/10

06:15-16:33

2 stops16h 18m

£707

Fastest return journey

HoustonLondon

IAH Houston George Bush Intcntl - LHR London Heathrow

IAHLHR

Houston George Bush Intcntl

Thu 22/10

16:25-07:45

Nonstop9h 20m

London Heathrow

Sun 8/11

12:05-16:40

Nonstop10h 35m

£738

Flights are sorted by cheapest return flights first.

Deals found on 24/8

Showing 1-10 of 45 resultsSorted by cheapest first

...

Best time to book a flight from Houston to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Houston with our price prediction graph.

HO1-LHR

IAH-LHR

HOU-LHR

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Houston to London Heathrow Airport

HO1-LHR

IAH-LHR

HOU-LHR

What is the cheapest month to book a flight from Houston to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Houston to London Heathrow Airport (average of £515). Flying from Houston to London Heathrow Airport in June is currently the most expensive (average of £1,025). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from HOU to LHR?

When flying from Houston to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Houston to London Heathrow Airport?

Airfare is typical for this route at the moment.

Houston to London Heathrow Airport flights typically cost between £483 and £789 in September.
The cheapest return price found within the last 5 days was £614 on Virgin Atlantic (21 Sept–6 Oct).

How often are flights from Houston to London delayed?

About 22% of weekly flights between Houston and London have experienced delays in the past year, with the average delay time being 146 minutes.

What is the most punctual flight time for Houston to London flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Houston to London flights?

Over the past year, British Airways have had the lowest number of delays on this route, with just 16% of flights being delayed.

How far ahead should I book a flight from Houston to London Heathrow Airport?

Booking 39 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Heathrow

Read through reviews of airlines operating flights from Houston to London Heathrow Airport, such as United Airlines,Virgin Atlantic, andLufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

10,131 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

United Airlines

7.4

Good

10,131 reviews

United Airlines

7.4

Good

10,131 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Virgin Atlantic

7.4

Good

695 reviews

United Airlines

7.4

Good

10,131 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Lufthansa

6.8

Okay

8,222 reviews

United Airlines

7.4

Good

10,131 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

British Airways

6.7

Okay

8,194 reviews

United Airlines

7.4

Good

10,131 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

How long is the flight from Houston to London Heathrow Airport?
Departing from Houston to London Heathrow Airport will take you 9h 15m. Airlines will cover a distance of 4820 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from Houston to London Heathrow Airport round-trip?
Cheapflights users have booked flights from Houston to London Heathrow Airport round-trip from £369. Other airlines that can offer you cheap pricing are Lufthansa, from £381, and United Airlines, from £437. These flights start at 45% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from Houston to London Heathrow Airport one-way?
The cheapet airlines for a one-way flight from Houston to London Heathrow Airport are United Airlines (£209), British Airways (£291), and Lufthansa (£297).
Can I find deals for flights from Houston to Heathrow that include hotel bookings?
Yes. In addition to deals on Houston to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Houston to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Houston to Heathrow.
Can I find deals for business class flights from Houston to Heathrow?
Yes. Cheapflights offers flight deals from Houston to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Houston to London Heathrow Airport?
Currently, January is the cheapest month in which you can book a flight from Houston to London Heathrow Airport (average of £515). Flying from Houston to London Heathrow Airport in June is currently the most expensive (average of £1,025). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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McAllen to Gatwick flights

Top 4 airlines flying from Houston to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£369	Average£563	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Lufthansa	Cheapest£381	Average£511	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
United Airlines	Cheapest£437	Average£623	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Virgin Atlantic	Cheapest£440	Average£495	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights

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How does Cheapflights help users find flights from Houston to Heathrow?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Heathrow from Houston today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Houston to Heathrow?

Millions of users choose and trust Cheapflights to book the best flight deals from Houston to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Houston to Heathrow with no change fees?

Need flexible booking options for your flight to Heathrow from Houston? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Houston to Heathrow become cheaper?

Not ready to book yet? You can track prices for flights from Houston to Heathrow on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from Houston to London Heathrow Airport from £242

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Houston to Heathrow

Cheapest flights from Houston to HeathrowExplore the most affordable flight options available from Houston to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 August 2026.

Explore the most affordable flight options available from Houston to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 August 2026.

Best flights from Houston to HeathrowDiscover carefully curated flight deals from Houston to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 August 2026.

Discover carefully curated flight deals from Houston to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 August 2026.

Direct flights from Houston to HeathrowExplore direct flight options from Houston to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 28 August 2026.

Explore direct flight options from Houston to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 28 August 2026.

Last-minute flights from Houston to HeathrowDiscover last-minute flight deals from Houston to Heathrow. Data last updated 28 August 2026 and is based on user searches.

Discover last-minute flight deals from Houston to Heathrow. Data last updated 28 August 2026 and is based on user searches.

One-way flights from Houston to HeathrowSearch for one-way flight options from Houston to Heathrow. Find affordable one-way fares based on user searches. Data last updated 28 August 2026.

Search for one-way flight options from Houston to Heathrow. Find affordable one-way fares based on user searches. Data last updated 28 August 2026.

Find flight deals from Houston to Heathrow

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Houston to London Heathrow Airport that are best for you.

Best time to book a flight from Houston to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Houston with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from Houston to London Heathrow Airport?

What is the cheapest time of day to fly from HOU to LHR?

Find hourly flight availability from Houston to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 August 2026.

When flying from Houston to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Houston to London Heathrow Airport?

Airfare is typical for this route at the moment.

Houston to London Heathrow Airport flights typically cost between £483 and £789 in September.The cheapest return price found within the last 5 days was £614 on Virgin Atlantic (21 Sept–6 Oct).

How often are flights from Houston to London delayed?

About 22% of weekly flights between Houston and London have experienced delays in the past year, with the average delay time being 146 minutes.

What is the most punctual flight time for Houston to London flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Houston to London flights?

Over the past year, British Airways have had the lowest number of delays on this route, with just 16% of flights being delayed.

How far ahead should I book a flight from Houston to London Heathrow Airport?

Booking 39 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Heathrow

Read through reviews of airlines operating flights from Houston to London Heathrow Airport, such as United Airlines,Virgin Atlantic, andLufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from Houston to London Heathrow Airport?

What are the cheapest airlines flying from Houston to London Heathrow Airport round-trip?

What are the cheapest airlines to fly from Houston to London Heathrow Airport one-way?

Can I find deals for flights from Houston to Heathrow that include hotel bookings?

How can I find direct flights from Houston to Heathrow?

Can I find deals for business class flights from Houston to Heathrow?

What is the cheapest month to book a flight from Houston to London Heathrow Airport?

Travelling to a place near London Heathrow Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Houston to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Heathrow by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to England

Book a non-stop flight to one of these other cities located in England.

Search flights from Houston to Heathrow by cabin class

Find flights from Houston to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Heathrow

Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 28 August 2026.

Houston and Heathrow flights

Browse other Houston and Heathrow flight options. Last updated on 28 August 2026.

Popular flight searches

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Top 4 airlines flying from Houston to Heathrow

Fly with Cheapflights

How does Cheapflights help users find flights from Houston to Heathrow?

Why should you use Cheapflights to find cheap flight tickets from Houston to Heathrow?

Can Cheapflights find flights from Houston to Heathrow with no change fees?

Can Cheapflights notify me if prices for flights from Houston to Heathrow become cheaper?

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Cheapest flights from Houston to Heathrow
Explore the most affordable flight options available from Houston to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 August 2026.

Best flights from Houston to Heathrow
Discover carefully curated flight deals from Houston to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 August 2026.

Direct flights from Houston to Heathrow
Explore direct flight options from Houston to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 28 August 2026.

Last-minute flights from Houston to Heathrow
Discover last-minute flight deals from Houston to Heathrow. Data last updated 28 August 2026 and is based on user searches.

One-way flights from Houston to Heathrow
Search for one-way flight options from Houston to Heathrow. Find affordable one-way fares based on user searches. Data last updated 28 August 2026.

Houston to London Heathrow Airport flights typically cost between £483 and £789 in September.
The cheapest return price found within the last 5 days was £614 on Virgin Atlantic (21 Sept–6 Oct).